Gaff hook



FIG. 1 is a perspective view of the gaff hook of the present invention;

FIG. 2 is a front elevational view of the gaff hook of the present invention;

FIG. 3 is a bottom plan view of the gaff hook of the present invention;

FIG. 4 is a top plan view of the gaff hook of the present invention;

FIG. 5 is a side elevational view of the gaff hook of the present invention; and,

FIG. 6 is an opposite side elevational view of the gaff hook of the present invention. 

The ornamental design for a gaff hook, as shown and described. 